dmabuf in pipeline

Nicolas Dufresne nicolas at ndufresne.ca
Fri Apr 9 15:38:39 UTC 2021


Le jeudi 08 avril 2021 à 21:26 -0500, prg.amc a écrit :
> The FD error is due to mmap. I've to pass only fd to wayland sink. In the
> code when I wrap it with dmabuff allocator gstreamer is trying to copy data
> with memap from fdmemory. Is there a way to stop copy and pass buffer to
> wayland sink.

As I tried to explain, you need to read the related code that attempt to copy
and understand why a copy is being made. And then fix that to avoid the copy.

> 
> 
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